Squid / Glow Squid hitbox doesn't match its model

Relates to MC-197028

Can confirm in 21w03a.

Can confirm in 1.16.5.

In 21w11a

Would like to note that this, of course, applies to Glow Squid as well

In 21w13a, hopefully someone can add Glow Squid to the title 

In 21w14a

In 21w15a

In 21w17a

In 21w18a

Still in 1.17

Can confirm in 1.17.1.

Can confirm in 21w37a.

Can confirm in 21w39a.

Can confirm in 21w40a.

Can confirm this behavior in 21w42a. Here are some extra details regarding this problem.

The Bug:

The lower body and tentacles of squids aren't included within squid hitboxes.

Steps to Reproduce:

• Summon either a squid or a glow squid.

/summon minecraft:squid ~ ~ ~ {NoAI:1b,NoGravity:1b}
/summon minecraft:glow_squid ~ ~ ~ {NoAI:1b,NoGravity:1b}

• Enable entity hitboxes. (F3 + B).

• Take note as to whether or not the lower body and tentacles of squids are included within squid hitboxes.

Observed Behavior:

The lower body and tentacles of squids aren't included within squid hitboxes.

Expected Behavior:

The lower body and tentacles of squids would be included within squid hitboxes.

Can confirm this is still in 1.18 Pre-1

Can confirm in 1.18.

In 22w05a

Can confirm in 1.18.2 and 22w12a.

Can confirm in 1.19.

Can confirm in 1.19.2.

Affects 1.20.1 Release Candidate 1

In 23w32a

In 1.20.2 Pre-Release 2

In 1.20.2

can confirm in 24w34a